CN206934981U - Liquid level self-controlling type gas washing tower - Google Patents
Liquid level self-controlling type gas washing tower Download PDFInfo
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- CN206934981U CN206934981U CN201720759311.5U CN201720759311U CN206934981U CN 206934981 U CN206934981 U CN 206934981U CN 201720759311 U CN201720759311 U CN 201720759311U CN 206934981 U CN206934981 U CN 206934981U
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Abstract
The utility model discloses a kind of liquid level self-controlling type gas washing tower, including tower body, collecting-tank and kiln gas pipe, collecting-tank is realized by water inflow control system intakes, the lower ending opening of tower body is in underwater in collecting-tank, the outlet side of kiln gas pipe is opened in tower body, it is immersed in underwater, collecting-tank is provided with bottom outlet pipe, outlet valve is installed on the outlet pipe of bottom, tower body side wall is provided with the first liquid level control switch, first liquid level control switch connects the first ball float, and the first ball float floats in tower body on liquid level；Water inflow control system includes water intaking valve, and water intaking valve and outlet valve are electric control valve, and the first liquid level control switch is that signal is connected with water intaking valve and outlet valve.The beneficial effects of the utility model are：The change of tower body internal liquid level height can be monitored automatically, and the liquid level of collecting-tank can be automatically adjusted when needing.
Description
Technical field
The utility model belongs to tooling device, specifically a kind of liquid level self-controlling type gas washing tower.
Background technology
Gas washing tower is the kiln gas purification special equipment for producing precipitated calcium carbonate, and kiln gas is by the net of gas washing tower
After change, carburizing reagent is participated in as important source material, therefore the clean level of kiln gas directly influences the quality of final products.China
Patent document CN104261452A, " a kind of preparation method of precipitated calcium carbonate " is disclosed on October 24th, 2014, it includes
Following steps：Raw limestone is inserted in disintegrating machine and crushed；Lime stone after broken is screened, while rushed with water
Lime stone after choosing screening；It will screen, the lime stone after washing is calcined, obtained quick lime（CaO）And carbon dioxide
（CO2）；Digestion：The quick lime of lime stone calcination generation is added in hot water and is stirred continuously, generates milk of lime；To the stone of generation
Grey breast crosses 120 mesh sieves, then milk of lime is configured into effective CaO concentration using filter type>170g/L；The stone that concentration has been configured
Grey breast is moved into stirred reactor, is added NA2CO3 solution and is carried out causticization；By the good CACO3 solution of causticization, kiln gas CO2 is passed through in carbon
Change and carbonized in tower；CaCO3 slurries after carbonization are filtered, washed, dried, crushed, obtain light calcium carbonate product.It is similar
The kiln gas that such scheme uses, formed by the cleaning of gas washing tower.In traditional gas washing tower, tower body lower opening
It is immersed in water-filled collecting-tank, pending kiln gas pipeline tapping passes through sky in the position below tower body above the water surface, tower body
Negative pressure caused by press pumping, overcomes the weight of water, the part water body below tower body is picked up to certain altitude, submergence upwards and treated
Kiln gas pipeline tapping is handled, kiln gas escapes from pending kiln gas pipeline tapping, by the cleaning of water body, enters back into tower body and enters to advance
One step is cleaned.In this process, because negative pressure caused by pneumatics generator terminal is not constant, but subsequent handling is followed to produce ripple
It is dynamic, therefore the height that water body picks up upwards in tower body can produce change.If the water surface is too high, other that can be flooded in tower body clean
Filtering material, or even air compressor machine can be flowed to from tower top, cause air compressor machine to damage；, can not submerged impinging jet kiln gas if the water surface is too low
Pipeline tapping, kiln gas can not just obtain the cleaning of water, can cause the clean-up performance of kiln gas can not ensure, have influence on final products
Quality.Current solution is to install level display device in the side wall below tower body, by manually visually observing to enter
Row liquid level monitoring, the water surface elevation of collecting-tank is adjusted by the water inlet outlet valve of manual control collecting-tank, so as to be adapted to difference
Negative pressure, in tower body internal regulation into different tower body internal liquid level height.Due to the limitation of personal monitoring, can not ensure pair
The reliability of the monitoring of tower body internal liquid level height, it is also difficult to ensure the timely and effective of moisturizing to collecting-tank and draining.
The content of the invention
Based on above-mentioned deficiency, the utility model is intended to invent a kind of liquid level self-controlling type gas washing tower, can monitor automatically
The change of tower body internal liquid level height, and the liquid level of collecting-tank can be automatically adjusted when needing.
To achieve these goals, the utility model adopts the following technical scheme that：A kind of liquid level self-controlling type gas washing tower,
Including tower body, collecting-tank and kiln gas pipe, collecting-tank is realized by water inflow control system intakes, and the lower ending opening of tower body is in collecting-tank
Interior underwater, the outlet side of kiln gas pipe are opened in tower body, are immersed in underwater, and collecting-tank is provided with bottom outlet pipe, and bottom goes out
Outlet valve is installed, tower body side wall is provided with the first liquid level control switch, and the first liquid level control switch connection first is floating on water pipe
Ball, the first ball float float in tower body on liquid level；Water inflow control system includes water intaking valve, and water intaking valve and outlet valve are electrically-controlled valve
Door, the first liquid level control switch are that signal is connected with water intaking valve and outlet valve.
In the technical program, the first liquid level control switch is devised in tower body.Liquid level control switch is also referred to as liquid level and opened
Close, pass through the electric signal for perceiving the height of liquid level position to form different.The first liquid level control switch in this programme coordinates the
One ball float is used, and the first ball float is swum in tower body on liquid level, when the rise and fall of liquid level in tower body reach predeterminated position, just
The first liquid level control switch can be triggered and send corresponding electric signal.In order to coordinate the use of the first liquid level control switch, this programme
First liquid level control switch and water intaking valve and outlet valve are carried out into signal to be connected, make different liquid levels change can trigger into
The action of water valve or outlet valve, to action of being intake or discharged water in collecting-tank.The liquid level of collecting-tank rises or declined, shape
Into to the different pressures in tower body, and then it have impact on the high high adjustment of liquid level in tower body.When liquid level is higher to triggering in tower body
During the first liquid level control switch, liquid level control switch transmits signal to outlet valve, outlet valve and opened, and the water in collecting-tank is released
Part, cause collecting-tank liquid level to decline, the original air pressure of gravity opposite outer of the water inside tower body becomes big, water inside tower body to
Outer outflow, the water surface declines in tower body, until picking up the weight of the water of part and new external atmosphere pressure balances.Now ball float perceives
New liquid level in tower body, signal is transmitted by the first liquid level control switch, closes outlet valve., whereas if liquid in tower body
Face is relatively low to when triggering the first liquid level control switch, and liquid level control switch transmits signal to water intaking valve, water intaking valve and opened, and increases collection
Liquid level in pond, the original air pressure of gravity opposite outer of the water inside tower body diminish, and water flows inward into outside tower body, tower body
The interior water surface rises, until picking up the weight of the water of part and new external atmosphere pressure balance.In now ball float perception tower body newly
Liquid level, signal is transmitted by the first liquid level control switch, closes water intaking valve.No matter in tower body the height of liquid level be it is higher also
It is relatively low, all monitoring and adjustment work is automation, is participated in without artificial, accuracy and reliability greatly improved.
Preferably, the side wall of collecting-tank is provided with top overflow pipe, height the going out higher than kiln gas pipe of top overflow pipe
The open height at gas end.Top overflow pipe is for ensuring that the means not higher than ultimate target position of liquid level in collecting-tank,
Excessive liquid can be automatically drained out from top overflow pipe, it is ensured that the liquid level of collecting-tank can cover the outlet side of kiln gas pipe, kiln all the time
Gas cleans by the filtering of water all the time.
Preferably, being additionally provided with transfer pond, transfer pond is connected with collecting-tank by the bottom outlet pipe of collecting-tank；Overflow on top
The water outlet end opening of flow tube is located at the ullage in transfer pond；Opening of the liquid level in transfer pond higher than the outlet side of kiln gas pipe
Highly, less than the height of top overflow pipe.The water of kiln gas is washed in collecting-tank to be chemically reacted with foreign gas, kiln gas,
Directly discharge pollutes the environment, and collects and be used and can turn waste into wealth.Therefore this programme devises a transfer
Pond, the gas washing water for forcing discharge to be either automatically drained out from top overflow pipe from the bottom outlet pipe of collecting-tank can all collect
Into transfer pond, so that recycling recycles.In order to facilitate the discharge of bottom outlet pipe, the liquid level in transfer pond is higher than kiln
The open height of the outlet side of tracheae, less than the height of top overflow pipe, after opening outlet valve, only rely on collecting-tank and transfer pond
Liquid level difference can be achieved with collecting-tank to the discharge opeing of transfer pond.
Preferably, water inflow control system also includes suction pump and water inlet pipe, the water inlet of water inlet pipe is immersed in transfer pond
Liquid level under, suction pump and water intaking valve are installed on water inlet pipe, the first liquid level control switch with suction pump be signal connection.For
The waste to water resource is reduced, improves the utilization ratio of gas washing water, the water inflow control system of this programme design can be with
Water in transfer pond is rinsed to draw back into collecting-tank and applied again on gas washing, kiln gas is so also contributed to and washes
The concentration of byproduct in water is washed, is more beneficial for recycling.
Preferably, the delivery port of water inlet pipe is in tower body.When liquid level drops to lower limit in tower body, it is necessary to quickly to
The delivery port of water inlet pipe is directly arranged in tower body by moisturizing in tower body, this programme, has saved the water of supplement from the tower body of collecting-tank
Time in outer inflow tower body, efficiency highest.
Preferably, the bottom in transfer pond is provided with transfer pond drainpipe, automatically controlled transfer pond outlet valve is installed thereon；In
Turn pond side wall and be provided with the second liquid level control switch, the second liquid level control switch connects the second ball float, and the second ball float floats in
Turn on the liquid level of pond；Second liquid level control switch is that signal is connected with transfer pond water inlet suction pump and transfer pond outlet valve；Transfer pond
Suction pump intake on the water inlet pipe of transfer pond, transfer pond water inlet pipe is connected to resource of water supply.Liquid level of this programme to transfer pond
Control also provides Automated condtrol scheme, and principle is similar with liquid level in control tower body.Specifically in the side wall of transfer pond
Provided with the second liquid level control switch, liquid level height is perceived by the second ball float, and pass through the second liquid level control switch transmission information
To transfer pond outlet valve with draining, be transferred to transfer pond water inlet suction pump to intake.So, the liquid level height in transfer pond
Automated condtrol has been obtained, has made that the liquid surface height controlling in collecting-tank is more accurate, and sensitivity is more preferable.
In summary, the beneficial effects of the utility model are：The change of tower body internal liquid level height can be monitored automatically, and
And the liquid level of collecting-tank can be automatically adjusted when needing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein：1 tower body, 2 collecting-tanks, 3 kiln gas pipes, 5 outlet valves, 6 first liquid level control switch, 7 first ball floats, 8 transfers
Pond, 21 bottom outlet pipes, 22 top overflow pipes, 41 water intaking valves, 42 suction pumps, 43 water inlet pipes, 81 transfer pond drainpipes, in 82
Turn pond outlet valve, 83 second liquid level control switch, 84 second ball floats, 85 transfer ponds water inlet suction pump, 86 transfer pond water inlet pipes；Arrow
Head show the flow direction of kiln gas.
Embodiment
The utility model is further described with embodiment below in conjunction with the accompanying drawings.
Embodiment as shown in Figure 1, it is a kind of liquid level self-controlling type gas washing tower, applies the production in precipitated calcium carbonate
In.The liquid level self-controlling type gas washing tower of this example, including tower body 1, collecting-tank 2, kiln gas pipe 3 and transfer pond 8.Pass through in collecting-tank
Water inflow control system is perfused with the water of washing kiln gas, and the lower ending opening of tower body is in underwater in collecting-tank, the outlet of kiln gas pipe
End opening is provided with bottom outlet pipe 21, outlet valve 5 is provided with the outlet pipe of bottom in tower body, being immersed in underwater, collecting-tank,
Tower body side wall is provided with the first liquid level control switch 6, and the first liquid level control switch connects the first ball float 7, and the first ball float floats
In tower body on liquid level；Water inflow control system includes water intaking valve 41, and water intaking valve and outlet valve are electric control valve, the first Liquid level
Switch is that signal is connected with water intaking valve and outlet valve.
Top overflow pipe 22 is provided with the side wall of collecting-tank, the height of top overflow pipe is higher than the outlet side of kiln gas pipe
Open height, the water more than top overflow pipe height can be discharged from top overflow pipe automatically.
Transfer pond is connected with collecting-tank by the bottom outlet pipe of collecting-tank；During the water outlet end opening of top overflow pipe is located at
Turn the ullage in pond；The liquid level in transfer pond is higher than the open height of the outlet side of kiln gas pipe, less than top overflow pipe
Highly.
Water inflow control system also includes suction pump 42 and water inlet pipe 43, and the water inlet of water inlet pipe is immersed in the liquid level in transfer pond
Under, suction pump and water intaking valve are installed on water inlet pipe.The delivery port of water inlet pipe is in tower body.
The bottom in transfer pond is provided with transfer pond drainpipe 81, is provided with automatically controlled transfer pond outlet valve 82 thereon；Transfer pond
Side wall is provided with the second liquid level control switch 83, and the second liquid level control switch connects the second ball float 84, and the second ball float floats in
Turn on the liquid level of pond；Second liquid level control switch is that signal is connected with transfer pond water inlet suction pump 85 and transfer pond outlet valve；Transfer
For pond water inlet suction pump on transfer pond water inlet pipe 86, transfer pond water inlet pipe is connected to resource of water supply.
In use, in the water that kiln gas is passed through below tower body by kiln gas pipe from top, kiln gas is by the cleaning of water to overflow
Go out the water surface, by multiple washing absorption layers in tower body, be finally pulled out above tower body.Therefore in normal work, tower body
Inside it is to maintain negative pressure, but the size of negative pressure and unbalanced, fluctuating change can occur with the progress of later process.Due to tower body
It is interior that water in collecting-tank can be picked up partly in tower body there is negative pressure, the pressure difference of air pressure and ambient pressure in tower body with
The gravity of the water picked up forms balance.When negative pressure is larger in tower body, become big with the pressure difference of ambient pressure, the water picked up
Liquid level rises, and is perceived by the first ball float, sends signal by the first liquid level control switch, control outlet valve is opened, collection
Water in pond will flow to transfer pond by the bottom outlet pipe of collecting-tank, and the liquid level in collecting-tank declines, and makes what is picked up
The gravity of water becomes big, in order to form new balance, the water picked up in tower body with the air pressure in tower body and the pressure difference of ambient pressure
With regard to needing to decline and flowing out tower body, therefore cause the decline of liquid level in tower body.Now the first ball float perceives the liquid level in tower body
Change, the open mode of outlet valve is terminated by the first liquid level control switch, makes the liquid level of liquid level and collecting-tank in tower body
Highly re-form balance.When negative pressure is smaller in tower body, diminish with the pressure difference of ambient pressure, the liquid level of the water picked up
Decline, and perceived by the first ball float, signal is sent by the first liquid level control switch, control water intaking valve is opened, in collecting-tank
Water will increase, and liquid level rises, and the gravity for the water for making to be picked up diminishes, in order to the air pressure and the pressure difference of ambient pressure in tower body
Form new balance, the water outside tower body just needs to flow into tower body, therefore causes the rising of liquid level in tower body.Now the first ballottement
Know the level change in tower body, the open mode of water intaking valve is terminated by the first liquid level control switch, make liquid level in tower body high
The liquid level of degree and collecting-tank re-forms balance.
The water forced the water of discharge by the bottom outlet pipe of collecting-tank and be automatically drained out by top overflow pipe can all collect in
In transfer pond, when negative pressure is smaller in tower body, need to intake into collecting-tank when, the control of the first liquid level control switch and is entered suction pump
Water valve is opened, and the transfer water pump in transfer pond is sent into tower body.The height of liquid level in transfer pond is connected by the second liquid level control switch
The second ball float is connect to be monitored.When the liquid level that the second ball float perceives transfer pond is higher, by the second liquid level control switch to
Transfer pond outlet valve transmits opening signal, and transfer pond outlet valve is opened, and liquid level declines in transfer pond；Liquid is perceived to the second ball float
When face is dropped in limit, the second liquid level control switch transmits shutdown signal to transfer pond outlet valve, keeps transfer pond liquid level high
Degree.When the liquid level that the second ball float ball perceives transfer pond is relatively low, drawn water by the second liquid level control switch to the water inlet of transfer pond
Pump transmits opening signal, and transfer pond water inlet suction pump draws water from resource of water supply pours into transfer pond, liquid level in transfer pond is increased；Extremely
Second ball float perceives liquid level when rising in limit, and the second liquid level control switch closes letter to the suction pump transmission of intaking of transfer pond
Number, keep transfer pond liquid level.
This liquid level self-controlling type gas washing tower, in tower body the lifting of liquid level eliminate the reliance on artificial naked eyes and monitor, kiln gas is washed
The benefit water vent with water is washed completely independent of manual operation, realizes complete automation, its degree of reliability is high, to final products
Quality serve good guarantee effect.
Claims (6)
1. a kind of liquid level self-controlling type gas washing tower, including tower body（1）, collecting-tank（2）With kiln gas pipe（3）, collecting-tank is by entering
Water control system realizes water inlet, and the lower ending opening of tower body is opened in tower body in underwater in collecting-tank, the outlet side of kiln gas pipe,
Underwater is immersed in, collecting-tank is provided with bottom outlet pipe（21）, outlet valve is installed on the outlet pipe of bottom（5）, it is characterized in that, tower
Body sidewall is provided with the first liquid level control switch（6）, the first liquid level control switch the first ball float of connection（7）, the floating of the first ball float
In tower body on liquid level；Water inflow control system includes water intaking valve（41）, water intaking valve and outlet valve are electric control valve, the first liquid level
Controlling switch is that signal is connected with water intaking valve and outlet valve.
2. a kind of liquid level self-controlling type gas washing tower according to claim 1, it is characterized in that, the side wall of collecting-tank is provided with
Top overflow pipe（22）, the open height of the height of top overflow pipe higher than the outlet side of kiln gas pipe.
3. a kind of liquid level self-controlling type gas washing tower according to claim 2, it is characterized in that, it is additionally provided with transfer pond（8）, in
Turn pond to connect by the bottom outlet pipe of collecting-tank with collecting-tank；The water outlet end opening of top overflow pipe is located at the liquid level in transfer pond
Top；The liquid level in transfer pond is higher than the open height of the outlet side of kiln gas pipe, less than the height of top overflow pipe.
4. a kind of liquid level self-controlling type gas washing tower according to claim 3, it is characterized in that, water inflow control system also includes
Suction pump（42）And water inlet pipe（43）, the water inlet of water inlet pipe is immersed under the liquid level in transfer pond, and suction pump and water intaking valve are pacified
On water inlet pipe, the first liquid level control switch connects with suction pump for signal.
5. a kind of liquid level self-controlling type gas washing tower according to claim 4, it is characterized in that, the delivery port of water inlet pipe is located at
In tower body.
6. a kind of liquid level self-controlling type gas washing tower according to claim 3 or 4, it is characterized in that, the bottom in transfer pond is set
There is transfer pond drainpipe（81）, automatically controlled transfer pond outlet valve is installed thereon（82）；Transfer pond side wall is provided with the second liquid level
Controlling switch（83）, the second liquid level control switch the second ball float of connection（84）, the floating of the second ball float is on the liquid level of transfer pond；Second
Liquid level control switch and transfer pond water inlet suction pump（85）It is that signal connects with transfer pond outlet valve；Transfer pond water inlet suction pump is set
In transfer pond water inlet pipe（86）On, transfer pond water inlet pipe is connected to resource of water supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720759311.5U CN206934981U (en) | 2017-06-27 | 2017-06-27 | Liquid level self-controlling type gas washing tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720759311.5U CN206934981U (en) | 2017-06-27 | 2017-06-27 | Liquid level self-controlling type gas washing tower |
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| CN206934981U true CN206934981U (en) | 2018-01-30 |
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| CN201720759311.5U Active CN206934981U (en) | 2017-06-27 | 2017-06-27 | Liquid level self-controlling type gas washing tower |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421341A (en) * | 2018-05-30 | 2018-08-21 | 靖江市山水环境科技有限公司 | A kind of high efficiency smart dedusting and retracting device |
| CN110647181A (en) * | 2019-11-18 | 2020-01-03 | 广东海洋大学 | Liquid level control device |
| CN113476897A (en) * | 2021-07-21 | 2021-10-08 | 三马紧固件(浙江)股份有限公司 | Oil-water separation device |
-
2017
- 2017-06-27 CN CN201720759311.5U patent/CN206934981U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421341A (en) * | 2018-05-30 | 2018-08-21 | 靖江市山水环境科技有限公司 | A kind of high efficiency smart dedusting and retracting device |
| CN110647181A (en) * | 2019-11-18 | 2020-01-03 | 广东海洋大学 | Liquid level control device |
| CN113476897A (en) * | 2021-07-21 | 2021-10-08 | 三马紧固件(浙江)股份有限公司 | Oil-water separation device |
| CN113476897B (en) * | 2021-07-21 | 2023-05-16 | 三马紧固件(浙江)股份有限公司 | Oil-water separation device |
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